loyaltyNumber property
String
get
loyaltyNumber
Retrieves the loyalty number from the additional data.
This getter returns the value associated with the tag '04', which is
the loyalty_number
field in the QRIS data. If no value is found, it returns
an empty string (''
).
Implementation
String get loyaltyNumber =>
_getDecodedAdditionalData.getValueByTag('04') ?? '';